| Empark Recycling Company Limited | Administrative & support | 2009 |
| Emtea Limited | Extraterritorial | 1994 |
| Encantar Limited | Professional & scientific | 2020 |
| Enclave Contracting Limited | Construction | 2026 |
| Energynest UK Ltd | Information & communication | 2021 |
| Engineering & Hire Limited | Manufacturing | 1992 |
| Engineering Pinnacle Ltd. | Administrative & support | 2015 |
| Enhanced Performance Supplements Ltd | Arts & recreation | 2023 |
| Enrich Education Consultancy Ltd | Education | 2020 |
| Entron Mechanical and Electrical Services Ltd | Construction | 2019 |
| Enva Battery Recycling Limited | Water & waste | 2007 |
| Enva Debtco Limited | Financial services | 2017 |
| Enva E-Waste England Limited | Water & waste | 2003 |
| Enva England Specialist Waste Limited | Water & waste | 1997 |
| Enva Finco Limited | Financial services | 2017 |
| Enva Midco Limited | Financial services | 2017 |
| Enva Plastics Limited | Water & waste | 2003 |
| Enva Topco Limited | Financial services | 2017 |
| Enva UK Bidco Limited | Financial services | 2017 |
| Enva UK Limited | Water & waste | 2001 |
| Enva Wood Recycling Manchester Limited | Water & waste | 2010 |
| Enva Wood Recycling Middlesbrough Limited | Water & waste | 2005 |
| Enva Wood Recycling Tilbury Limited | Water & waste | 2011 |
| Envelopes and Postal Packaging Ltd | Manufacturing | 2018 |
| Envelopes International Limited | Manufacturing | 2020 |
| Envelopes Limited | Manufacturing | 1998 |
| Envelopes Packaging Ltd | Administrative & support | 2025 |
| Envint Limited | Water & waste | 2014 |
| Envirolope Ltd | Manufacturing | 2019 |
| Environcom (North West) Ltd. | Water & waste | 2008 |
| Envirosphere Limited | Professional & scientific | 2002 |
| EPG UK Holdco Ltd | Professional & scientific | 2025 |
| Epic Automation Limited | Professional & scientific | 2013 |
| Epilepsy Awareness Limited | Health & social care | 2009 |
| EPM Electrical Contractors Ltd | Construction | 2026 |
| EPM Infra Ltd | Information & communication | 2013 |
| Epont Limited | Wholesale & retail | 2001 |
| Eppell Conservation Ltd | Construction | 2026 |
| Epworth Consulting Limited | Information & communication | 1996 |
| Equanimity Investments Ltd | Real estate | 2016 |
| Equilaundry Ltd | Other services | 2024 |
| Equine Dreams Ltd | Wholesale & retail | 2026 |
| Equinox Padel Ltd | Arts & recreation | 2026 |
| Equischool Academy (Newark Equestrian) Ltd | Education | 2026 |
| ER Consult Ltd | Professional & scientific | 2024 |
| ERP Assistance Limited | Information & communication | 2018 |
| Erris Drainage Repairs Ltd | Water & waste | 2024 |
| Erudita Limited | Professional & scientific | 2021 |
| ESCOS01 Limited | Administrative & support | 2022 |
| ESJ Developments Ltd | Construction | 2015 |
| Essential Confined Space Training Limited | Professional & scientific | 2014 |
| Essential Futures Limited | Health & social care | 2002 |
| Essential Promotions Limited | Arts & recreation | 1991 |
| Estwen Limited | Extraterritorial | 2014 |
| Eterna Bella Ltd | Wholesale & retail | 2025 |
| Eternally Yours Bridalwear Limited | Wholesale & retail | 2003 |
| Eternity Campers Ltd | Wholesale & retail | 2018 |
| Ethos Imaging Ltd | Wholesale & retail | 1997 |
| Etienne Associates Limited | Administrative & support | 2013 |
| Euphoria 2018 Ltd | Other services | 2018 |
| Europe Supermarket (Newark) Ltd | Wholesale & retail | 2017 |
| European Store Newark Ltd | Wholesale & retail | 2024 |
| European Supermarket (Newark) Ltd | Wholesale & retail | 2021 |
| Eurosoft Solutions Ltd | Professional & scientific | 2022 |
| Eurovista Market Ltd | Wholesale & retail | 2026 |
| Evaluation Solutions Limited | Professional & scientific | 2017 |
| Eveline&Emir Ltd | Administrative & support | 2021 |
| Even Construction Limited | Construction | 2006 |
| Everest Park Homes Ltd | Construction | 2026 |
| Everlight Shop Ltd | Administrative & support | 2025 |
| EVI Notts Limited | Construction | 2024 |
| Eviden FBA Ltd | Wholesale & retail | 2025 |
| Evie Productions Limited | Professional & scientific | 2026 |
| EVO Design Solutions Limited | Information & communication | 2003 |
| Evolutia Ltd | Public administration | 2024 |
| EW Solutions Limited | Professional & scientific | 2009 |
| Exclusive Export Solutions Limited | Professional & scientific | 2015 |
| Exemplahr Limited | Extraterritorial | 2021 |
| Exime Ltd | Professional & scientific | 2020 |
| Eximia Glazing Systems Limited | Construction | 2018 |
| Expand Holidays Ltd | Administrative & support | 2024 |
| Express Leisure (Newark) Limited | Arts & recreation | 2003 |
| Express Utility Surveys Ltd | Professional & scientific | 2023 |
| Extractacore Ltd | Manufacturing | 2018 |
| EZI JET Limited | Administrative & support | 2023 |
| F & R Wilson Associates Limited | Professional & scientific | 2012 |
| F Doncaster Limited | Wholesale & retail | 1999 |
| F.T. Commercials Limited | Wholesale & retail | 1980 |
| F.W.White(Farmers)Limited | Agriculture & fishing | 1960 |
| FAB2024 Ltd | Wholesale & retail | 2024 |
| Fabb Fashion Ltd | Wholesale & retail | 2013 |
| Face Interior Design Ltd | Professional & scientific | 2006 |
| Fadedpixels Ltd | Information & communication | 2015 |
| Fairhurst Products Limited | Wholesale & retail | 2013 |
| Fairline Survey Ltd | Administrative & support | 2021 |
| Fallowfen Limited | Agriculture & fishing | 2025 |
| Falstone Consulting Limited | Information & communication | 2026 |
| Family Tree Photography Limited | Professional & scientific | 2021 |
| Fantec Ltd | Professional & scientific | 2023 |
| FAR Leys Wind Limited | Energy | 2013 |